# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/ramachandran-balasubramanian
# Generated: 2026-08-15T06:48:10.040Z

schema: https://schema.org/Person
url: "https://fame.am/person/ramachandran-balasubramanian"
name: "Ramachandran Balasubramanian"
slug: "ramachandran-balasubramanian"
description: "Ramachandran Balasubramanian is an Indian mathematician and was Director of the Institute of Mathematical Sciences in Chennai, India. He is known for his work in number theory, which includes settling the final g(4) case of Waring's problem in 1986. He is also known for his work in Cryptography which includes his famous work with Koblitz, now commonly called the Balu-Koblitz Theorem. His work in Additive Combinatorics includes his two page paper on additive complements of squares, hence disproving a long standing conjecture of Erdős."
tagline: "Indian mathematician"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/The_President%2C_Dr._A.P.J._Abdul_Kalam_presenting_Padma_Shri_to_Prof._Ramachandran_Balasubramanian%2C_Director_of_Institute_of_Mathematical_Science%2C_at_investiture_ceremony_in_New_Delhi_on_March_29%2C_2006.jpg?width=1200"
gender: "male"
country:
  name: "India"
  isoCode: "IN"
category:
  name: "Academics"
  slug: "academics"
profileType:
  name: "Academic"
  slug: "academic"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1951-03-15"
livingStatus: "LIVING"
scores:
  popularity:           45.1
  momentum:             15
  historical:           6.8171
  currentAttention:     0
  sourceConfidence:     45
  profileCompleteness:  70
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://te.wikipedia.org/wiki/%E0%B0%B0%E0%B0%BE%E0%B0%AE%E0%B0%9A%E0%B0%82%E0%B0%A6%E0%B1%8D%E0%B0%B0%E0%B0%A8%E0%B1%8D_%E0%B0%AC%E0%B0%BE%E0%B0%B2%E0%B0%B8%E0%B1%81%E0%B0%AC%E0%B1%8D%E0%B0%B0%E0%B0%AE%E0%B0%A3%E0%B0%BF%E0%B0%AF%E0%B0%A8%E0%B1%8D"
    title: "రామచంద్రన్ బాలసుబ్రమణియన్"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%B1%D8%A7%D9%85%D8%A7%D8%B4%D8%A7%D9%86%D8%AF%D8%B1%D8%A7%D9%86_%D8%A8%D8%A7%D9%84%D8%A7%D8%B3%D9%88%D8%A8%D8%B1%D8%A7%D9%85%D8%A7%D9%86%D9%8A%D8%A7%D9%86"
    title: "راماشاندران بالاسوبرامانيان"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/R._Balasubramanian"
    title: "R. Balasubramanian"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Ramachandran_Balasubramanian"
    title: "Ramachandran Balasubramanian"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Ramachandran_Balasubramanian"
    title: "Ramachandran Balasubramanian"
    type:  "WIKIPEDIA"
  - url: "https://kn.wikipedia.org/wiki/%E0%B2%B0%E0%B2%BE%E0%B2%AE%E0%B2%9A%E0%B2%82%E0%B2%A6%E0%B3%8D%E0%B2%B0%E0%B2%A8%E0%B3%8D_%E0%B2%AC%E0%B2%BE%E0%B2%B2%E0%B2%B8%E0%B3%81%E0%B2%AC%E0%B3%8D%E0%B2%B0%E0%B2%AE%E0%B2%A3%E0%B2%BF%E0%B2%AF%E0%B2%A8%E0%B3%8D"
    title: "ರಾಮಚಂದ್ರನ್ ಬಾಲಸುಬ್ರಮಣಿಯನ್"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Ramachandran_Balasubramanian"
    title: "Ramachandran Balasubramanian"
    type:  "WIKIPEDIA"
  - url: "https://ta.wikipedia.org/wiki/%E0%AE%B0%E0%AE%BE%E0%AE%AE%E0%AE%9A%E0%AF%8D%E0%AE%9A%E0%AE%A8%E0%AF%8D%E0%AE%A4%E0%AE%BF%E0%AE%B0%E0%AE%A9%E0%AF%8D_%E0%AE%AA%E0%AE%BE%E0%AE%B2%E0%AE%9A%E0%AF%81%E0%AE%AA%E0%AF%8D%E0%AE%B0%E0%AE%AE%E0%AE%A3%E0%AE%BF%E0%AE%AF%E0%AE%A9%E0%AF%8D"
    title: "ராமச்சந்திரன் பாலசுப்ரமணியன்"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q2129894"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump